Classic Plumbing Systems, Inc. Share: Plumbing Visit Website 1214 N. Lombard Mahomet, IL 61853 (217) 586-7473 Facebook Hours: Monday - Friday 8 am - 4 pm Media Rep Info Map Media Whom to Contact Lauren Milburn PO Box 438 Mahomet, IL 61853-0438 Phone: (217) 586-7473 Send an Email What's Nearby? Distance: 5 10 15 20 25 50 mi.